Tire tread and buttress



FIG. 1 is a front elevational view of a tire tread and buttress showingour new design;

FIG. 2 is a perspective view thereof;

FIG. 3 is a side elevational view thereof on a reduced scale theopposite side being a mirror image of that shown; and,

FIG. 4 is an enlarged fragmentary front elevational view thereof.

The tread pattern is understood to be repeated uniformly throughout thecircumference of the tread and buttress and the solid line segmentsbetween the outer edges of the shoulder ribs are for the purpose ofdefining the peripheral boundary of the tread and buttress and form nopart of the claimed design.

The broken line showing of the tire sidewall in the drawings is forillustrative purposes only and forms no part of the claimed design.

The ornamental design for a tire tread and buttress, as shown anddescribed.